Home / 3,097.94-4,278.71-2,040.44

Finding the Fourth Proportional to 3,097.94, 4,278.71 and 2,040.44

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Solution

The fourth proportional to 3,097.94, 4,278.71 and 2,040.44 is: 2,818.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.94 : 4,278.71 = 2,040.44 : x
  2. Step 2: Convert to fraction form
    3,097.94/4,278.71 = 2,040.44/x
  3. Step 3: Cross multiply
    3,097.94x = 4,278.71 × 2,040.44
  4. Step 4: Simplify right side
    3,097.94x = 8,730,466.83
  5. Step 5: Solve for x
    x = 8,730,466.83/3,097.94
  6. Step 6: Final answer
    x = 2,818.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.